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12910349266149 = 313207993258217
BaseRepresentation
bin1011101111011110110011…
…0010000010110011100101
31200201012212102211101020110
42323313230302002303211
53143010343403004044
643242533234123233
72501512330054446
oct273675462026345
950635772741213
1012910349266149
114128280652515
121546141a20519
137285963232ca
14328c156832cd
15175c63ceb6b9
hexbbdecc82ce5

12910349266149 has 8 divisors (see below), whose sum is σ = 17213817337600. Its totient is φ = 8606890352736.

The previous prime is 12910349266123. The next prime is 12910349266151. The reversal of 12910349266149 is 94166294301921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12910349266149 - 215 = 12910349233381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12910349266169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2333289 + ... + 5591505.

It is an arithmetic number, because the mean of its divisors is an integer number (2151727167200).

Almost surely, 212910349266149 is an apocalyptic number.

It is an amenable number.

12910349266149 is a deficient number, since it is larger than the sum of its proper divisors (4303468071451).

12910349266149 is a wasteful number, since it uses less digits than its factorization.

12910349266149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579019.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 12910349266149 in words is "twelve trillion, nine hundred ten billion, three hundred forty-nine million, two hundred sixty-six thousand, one hundred forty-nine".

Divisors: 1 3 1320799 3258217 3962397 9774651 4303449755383 12910349266149